Air Conditioner Side Insulating Panels works like a window seal, sealing dust, pollen, insects, heat and airflow. Foam material helps reduce noise and vibration and keep your house comfortable This Air Conditioner Side Insulating Panels is mainly used to isolate the between the air conditioning unit and the window frame. It blocks cold air indoors in winter and hot air outside in summer, thus reducing the heating and cooling costs The air conditioning side insulation panel is designed to cover the damaged panel or as a substitute,These panels are suitable for most window units, 5000-22000 btu,Equipped with pressure strips, making the installation smoother and more aesthetically pleasing This Air Conditioner Side Insulating Panels is easy to install. Equipped with adhesive tape